Born-Digital or AnalogAnalogTranscriptMines and mineral resources. Colorado. Dcchange proposes plan to prevent mine jumping and difficulties arising. R. M. News, Jan. 28, 1882. p. 5 c. 1 Professor Morrison assays by new process. R. M. News, Jan. 28, 1882. p. 5 c. 1 Mines, Companies and dist; list. R. M. News, Jan 28, 1882. p. 5 c. 2 Tunnel activities, mindral vein; mines; mills; dist; list. R. M. Nws, Jan. 30 1882, p. 6 c. 5CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines and mineral resources. Colorado, [423310]. Denver Public Library Digital Collections, accessed 08/03/2026, https://digital.denverlibrary.org/nodes/view/1799267
